10Network securityAs you will use this unit connected to a network, your attention is called to the following securityrisks.q Leakage or theft of information through this unitw Use of this unit for illegal operations by persons with malicious intente Interference with or stoppage of this unit by persons with malicious intentIt is your responsibility to take precautions such as those described below to protect yourselfagainst the above network security risks.• Use this unit in a network secured by a firewall, etc.• If this unit is connected to a network that includes PCs, make sure that the system is not infect-ed by computer viruses or other malicious entities (using a regularly updated anti-virus pro-gram, anti-spyware program, etc.).• Protect your network against unauthorized access by restricting users to those who log in withan authorized user name and password.• Apply measures such as user authentication to protect your network against leakage or theft ofinformation, including image data, authentication information (user names and passwords),alarm mail information, FTP server information and DDNS server information.• After the unit is accessed by the administrator, make sure to close the browser.• Change the administrator password periodically.• Do not install the camera in locations where the camera or the cables can be destroyed ordamaged by persons with malicious intent.